Robuta

https://www.oulu.fi/en/theses/ecology-and-conservation-lesser-white-fronted-goose-anser-erythropus Ecology and conservation of the Lesser White-fronted Goose Anser erythropus | University of Oulu lesser white fronted goose ecology and conservation https://www.oulu.fi/en/news/finland-offers-breeding-sites-threatened-lesser-white-fronted-goose-explains-rare-dissertation Finland offers breeding sites for the threatened lesser white-fronted goose, explains a rare... No breeding pairs of the lesser white-fronted goose have been confirmed in Finland since 1995, but the return of the species is possible lesser white fronted goose https://www.animaldiversity.org/accounts/Anser_erythropus/classification/ Anser erythropus (lesser white-fronted goose) | CLASSIFICATION | Animal Diversity Web lesser white fronted goose anser erythropus classification animal diversity